Merge Android R (rvc-dev-plus-aosp-without-vendor@6692709)

Bug: 166295507
Merged-In: I893d1bd400022b45538169fdb91a1d4502096240
Change-Id: I64d2be5b9eba48e8269a898a585037e94a6b18e9
tree: de8eb078a0074d3f7b16aeab032338e98e31a661
  1. library/
  2. OWNERS
  3. PREUPLOAD.cfg